Home / 6,847.04-9,448.88-3,863.84

Finding the Fourth Proportional to 6,847.04, 9,448.88 and 3,863.84

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Solution

The fourth proportional to 6,847.04, 9,448.88 and 3,863.84 is: 5,332.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.04 : 9,448.88 = 3,863.84 : x
  2. Step 2: Convert to fraction form
    6,847.04/9,448.88 = 3,863.84/x
  3. Step 3: Cross multiply
    6,847.04x = 9,448.88 × 3,863.84
  4. Step 4: Simplify right side
    6,847.04x = 36,508,960.50
  5. Step 5: Solve for x
    x = 36,508,960.50/6,847.04
  6. Step 6: Final answer
    x = 5,332.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.